The investment seeks to track as closely as possible, before fees and expenses, the total return of the Dow Jones U.S. Select REIT IndexTM. The fund invests at least 90% of its net assets (net assets plus borrowings for investment purposes) in securities included in the index. It will generally give the same weight to a given security as the index does. The index is a float-adjusted market capitalization weighted index comprised of real estate investment trusts ("REITs"). The fund may invest up to 10% of its net assets in securities not included in its index.